The small yellow croaker scale deposition record shows that three peaks approximately appeared in 1900, 1930 and 1960.
小黄鱼的鱼鳞沉积速率大约在1900、1930、1960左右的时间段出现较高的时期。
Polymer scale preventive agent, polymerization vessel for preventing polymer scale deposition, and process of producing using said vessel.
聚合物防结垢剂，用于预防聚合物结垢沉积的聚合容器，及使用该容器制备聚合物的方法。
Polymer scale preventive agent, polymerization vessel effective in preventing polymer scale deposition, and process of polymer using said vessel.
防聚合物结垢剂，防止聚合物结垢沉积的聚合反应容器，以及用所述的容器制备聚合物的方法。
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